Merge remote-tracking branch 'origin/master' into worktree/web-multimodal-image-input

# Conflicts:
#	apps/cli/README.i18n.yaml
#	apps/cli/package.json
#	apps/cli/src/app-cli-entry.ts
#	apps/cli/src/args.ts
#	apps/cli/src/bin.ts
#	apps/cli/src/web.ts
#	apps/cli/tests/args.spec.ts
#	docs/architecture.i18n.yaml
#	docs/config-catalog.md
#	docs/module-graph.md
#	packages/README.i18n.yaml
#	packages/client/connection/README.i18n.yaml
#	packages/client/connection/src/client/api.ts
#	packages/client/connection/src/client/fixture.ts
#	packages/client/connection/src/index.ts
#	packages/client/connection/tests/node-half.spec.ts
#	packages/client/ui-conversation/README.i18n.yaml
#	packages/client/ui-conversation/src/client/chat/ChatView.tsx
#	packages/client/ui-conversation/src/client/skeleton/InputBar.tsx
#	packages/host/apiproxy/src/api/host.schema.ts
#	packages/host/apiproxy/src/index.ts
#	packages/ui/tui/README.i18n.yaml
#	pnpm-lock.yaml

packages/README.zh.md

@@ -45,6 +45,8 @@
 | [`sdk/`](sdk/README.md) | 项目 SDK 工具 | 产品：稳定表面 |
 | [`acp/`](acp/README.md) | 仅面向自动化的 Agent Client Protocol 服务器 | 产品：稳定表面 |
 | [`ui/`](ui/README.md) | TUI 与 JSON-RPC 集成、批准／交互 seam、用户问答工具 | 产品：稳定表面 |
+| [`host/`](host/README.md) | web GUI 宿主半侧：API 网关 + HTTP 路由服务器 | 产品：稳定表面 |
+| [`client/`](client/README.md) | web GUI 浏览器半侧：shell、协议层、对象服务、slot、`ui-*` 插件 | 产品：稳定表面 |
 | [`examples/`](examples/README.md) | 演示组合包（agent-spine + TUI/CLI/ACP/JSON-RPC bin），由叶节点加载 | 支持：示例基础设施 |
 | [`support/`](support/README.md) | 支持基础设施（testkit、不变式、回放、Loader 冒烟测试） | 支持：兼容性预期较低 |
 | [`util/`](util/README.md) | 组间共享的低层零依赖工具（`Branded<B>`、Harness home／路径辅助函数、超时、保留策略） | 支持：小型、稳定、无 harness 依赖 |